AutomaticStoragePen / Office pen design

Automatic storage pen is a post office special office pen. By a long string is even receiving line and the pen two parts. So the name as "long contact". The method of use for fixed in the work on the window, the users to use convenient take start writing, after using direct let go, accept line device can automatically will pen back in place. The principle for the tape measure principle. Objective to resolve the current office use pen mode and receive flaws. To receive this window automatically make the product more human, neat, beautiful, interesting change.